Acceptance criteria

Generating Passwords

The table below shows the length required to generate the different levels.

The minimum length is the length required to pass the level if it includes at least a special character, a digit and uses mixed case. The safe length is the length required to pass the level if it includes only lower case characters and 1 digit. The letter length is the length required to pass the level if it includes only lower case characters.

Strength

Minimum Length

Safe Length

Letter Length

WEAK

0

0

0

MEDIUM

7

8

12

GOOD

9

12

14

STRONG

12

15

18

Banned passwords

Some passwords are on the banned password list, and will not be accepted regardless of whether they meet other criteria. They are common passwords which could be used for dictionary attacks.